Educational woodworking for home and school (1908)
Park, Joseph C. (Joseph Charles), b. 1872 · New York, The Macmillan company · leaf 306
Anqles most commonly used. Fig. 249. —Angles. … / AC 1. Bisect an angieC >3 \ First\ method \ A \ Second\\ method d. Construct a right angle at end of a line.(Also seeDraw a line perpendicular) ^..Trisect a riqht angle.(Three equal parts)
Woodwork (Manual training)
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
